What is the name of Virus

Reproduction is the ability to produce younger ones. It cannot be considered as a defining property of the living organism because in unicellular organism the increase in number of cells\xa0is considered as growth as well reproduction.\xa0Mule is a cross of female horse and a male donkey cannot produce fertile offspring though they are living.
Many organism not have ability to reproduce Ex mules,worker bees ?can\’t reproduce the individual But reproduction is characteristic features of living
Because each organism can\’t produce such as Mules , working bees and in humans too they are infertile parents .
Because some living organisms can\’t reproduce
As many organism do not reproduce.Eg. Mules, Worker bees etc.